Thermal underwear, long-sleeved T-shirt Men's PRIME thermal T-shirt. Made of reinforced fabric, ideal for all types of physical activity. Sportswear, thermal clothing. PRIME has a removable label, allowing you to create your own clothing line. MATERIAL: 92% polyamide / 8% elastane, 200 g/m2. PRODUCT: Thermal T-shirt made of reinforced fabric. Round neck. Super comfortable, light and breathable.